Mirror in which direction? Depending on the direction, it can also be a 180° offset of the angle. If it reconstructs well, I would assume that the direct direction is the correct one but there is something else you need to understand...
On Fri, Aug 28, 2020 at 10:44 AM Vincent Libertiaux <v...@xris.eu> wrote: > Hi Simon, > > thank you for testing my dataset. > > I get the same results you describe and I am quite happy with the first > result. However, the reconstructed volume is a "mirror" view of the real > object, and my guess was that the rotating plate was going in the opposite > direction assumed by rtk. Is it the wrong assumption? > > Thank you again for your help, > > best regards, > > Vincent > > > Thanks for the dataset. When I run > rtkfdk -p . -r ^proj.mha$ -g direct.xml --spacing 0.5 -d 300 --hardware > cuda -o fdk.mha > The result looks good to me. Obviously, when I run > rtkfdk -p . -r ^proj.mha$ -g inverse.xml --spacing 0.5 -d 300 --hardware > cuda -o fdk.mha > the result is bad since the correct rotation direction seems to be the > direct one. Did you expect the second line to produce the correct result? > Or is the first line not producing a good enough result in your opinion? >
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